#VU88857 Race condition in SSSD - CVE-2023-3758

Vulnerability identifier: #VU88857

Vulnerability risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-3758

CWE-ID: CWE-362

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SSSD
Web applications / Remote management & hosting panels

Vendor: SSSD

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to a race condition where the GPO policy is not consistently applied for authenticated users. A remote user can exploit the race and gain unauthorized access to the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SSSD: 2.0.0 - 2.9.4

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External links
https://access.redhat.com/errata/RHSA-2024:1919
https://access.redhat.com/errata/RHSA-2024:1920
https://access.redhat.com/errata/RHSA-2024:1921
https://access.redhat.com/errata/RHSA-2024:1922
https://access.redhat.com/security/cve/CVE-2023-3758
https://bugzilla.redhat.com/show_bug.cgi?id=2223762
https://github.com/SSSD/sssd/pull/7302

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.